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MFC Grid control 2.27 - C/C++ - 清泛网 - 专注C++内核技术
...ave been sent in by readers so I'm trusting that they have done sufficient testing.
Release 2.27 is a minor update of 2.26 for Visual Studio 2010 and includes a couple of minor bug fixes. Version 2.26 has is still available for download above.
Contents
Introduction
Structure
Pro...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注C++内核技术
...ave been sent in by readers so I'm trusting that they have done sufficient testing.
Release 2.27 is a minor update of 2.26 for Visual Studio 2010 and includes a couple of minor bug fixes. Version 2.26 has is still available for download above.
Contents
Introduction
Structure
Pro...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注C++内核技术
...ave been sent in by readers so I'm trusting that they have done sufficient testing.
Release 2.27 is a minor update of 2.26 for Visual Studio 2010 and includes a couple of minor bug fixes. Version 2.26 has is still available for download above.
Contents
Introduction
Structure
Pro...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注C++内核技术
...ave been sent in by readers so I'm trusting that they have done sufficient testing.
Release 2.27 is a minor update of 2.26 for Visual Studio 2010 and includes a couple of minor bug fixes. Version 2.26 has is still available for download above.
Contents
Introduction
Structure
Pro...
performSelector may cause a leak because its selector is unknown
... should simply be ignored, and it's easy to work around. Here's how:
if (!_controller) { return; }
SEL selector = NSSelectorFromString(@"someMethod");
IMP imp = [_controller methodForSelector:selector];
void (*func)(id, SEL) = (void *)imp;
func(_controller, selector);
Or more tersely (though hard...
'typeid' versus 'typeof' in C++
...icy, but as the question is tagged C++ I would expect it to refer to the latest standard. Retagging the question as C++03 would also be an option imho. I personally get quite confused sometimes, as I have to use preC++11 at work and sometimes I am not sure what is true "pre11" or "post11".
...
Saving an Object (Data persistence)
...tion of it to your example:
import pickle
class Company(object):
def __init__(self, name, value):
self.name = name
self.value = value
with open('company_data.pkl', 'wb') as output:
company1 = Company('banana', 40)
pickle.dump(company1, output, pickle.HIGHEST_PROTOCOL)
...
Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...ng the ZIP implementation would like to access the data directly):
struct __attribute__((__packed__)) LocalFileHeader {
uint32_t signature;
uint16_t minVersion, flag, method, modTime, modDate;
uint32_t crc32, compressedSize, uncompressedSize;
uint16_t nameLength, extraLength;
};
T...
C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...0则从C100和C101多重继承而来。
struct C041
{
C041() : c_(0x01) {}
virtual void foo() { c_ = 0x02; }
char c_;
};
struct C100 : public virtual C041
{
C100() : c_(0x02) {}
char c_;
};
struct C101 : public virtual C041
{
C101() : c_(0x03) {}
...
Convert Base64 string to an image file? [duplicate]
... data in the function before decoding the string, like so.
function base64_to_jpeg($base64_string, $output_file) {
// open the output file for writing
$ifp = fopen( $output_file, 'wb' );
// split the string on commas
// $data[ 0 ] == "data:image/png;base64"
// $data[ 1 ] == &l...